Page3 of Technology

Symantec admits source code published by Anonymous is genuine

2012-02-08T18:57:00.000+05:30

Code for security products posted on Pirate Bay Symantec is in an ongoing fight against hackers in the group Anonymous that last January attempted to extort a payment of around $50,000 (£30,000) from Symantec in exchange for not publicly posting stolen Symantec source code they had stolen for various older Symantec security products dating to 2006. Late yesterday, hackers did release the source

Java beats C in Tiobe index of language popularity

2012-02-07T18:18:00.000+05:30

Java has been buoyed by Android's success, but C continues to close the popularity gap. Java is hanging on to its ranking as the most popular programming language, but only by a thin margin. It edged out C in this month's Tiobe index of programming language popularity. Released at the weekend, the February Tiobe Community Programming Index had Java being used by 17.05% of developers. A year ago,

DNSChanger has infected half of Fortune 500 firms

2012-02-06T17:04:00.001+05:30

Machines will be cut off from the web next month, say experts Half of all Fortune 500 companies and major US government agencies own computers infected with the "DNSChanger" malware that redirects users to fake websites and puts organisations at risk of information theft, a security company warned yesterday. DNSChanger, which at its peak was installed on more than four million Windows PCs and

Facebook hackers use fake attack on Iran to spread malware

2012-02-06T17:00:00.000+05:30

Mailicious news links spreading through social network A "worrying number" of Facebook users are sharing a link to a malware-laden fake CNN news page reporting the US has attacked Iran and Saudi Arabia, security firm Sophos claims. If users who follow the link then click to play what purports to be video coverage of the attack, they are prompted to update their Adobe Flash player with a popup

Using wget to mirror a FTP site

2012-02-03T16:16:00.000+05:30

Heres another article on wget. wget is a non-interactive network downloader. It can also be used to completely mirror a ftp site. wget -m --user=ftpuser --password='mypass' ftp://ftp.mysite.com/ -m or --mirror turns on options suitable for mirroring. This option turns on recursion (-r) and time-stamping (-N), sets infinite recursion depth and also keeps FTP directory listings (--

Megaupload content could be deleted this week

2012-01-31T17:32:00.000+05:30

US prosecutors say that two companies hosting Megaupload's servers could begin deleting all user content on them as early as Thursday. One of the companies denied it had access to any data on Megaupload's servers however, and said it has no mechanism for returning data to Megaupload's users. The operators of Megaupload have been charged with operating a massive online piracy operation that

Google Cloud Print

2012-01-29T12:09:00.001+05:30

See what google has done. Its so cool with Google cloud print you can print from anywhere to your local printer. It make any printer internet enabled and your printer does not have to a network printer and above all its easy to setup and free like other google products. You can print from anywhere and from any device like your laptop, iPhone, iPad any android device. Isn't it cool. Currently it

US cybersecurity efforts trigger privacy concerns

2012-01-28T01:04:00.001+05:30

The federal government's plan to expand computer security protections into critical parts of private industry is raising concerns that the move will threaten Americans' civil liberties. In a report for release Friday, The Constitution Project warns that as the Obama administration partners more with the energy, financial, communications and health care industries to monitor and protect networks,

Twitter refines technology to censor tweets in individual countries

2012-01-28T01:02:00.001+05:30

Twitter has refined its technology so it can censor messages on a country-by-country basis. The additional flexibility announced Thursday is likely to raise fears that Twitter's commitment to free speech may be weakening as the short-messaging company expands into new countries in an attempt to broaden its audience and make more money. But Twitter sees the censorship tool as a way to ensure

Google's privacy policy raises hackles

2012-01-26T22:29:00.002+05:30

The Web giant says the new privacy policy will allow it to offer better services, including more relevant search results. Have you ever used Google to search for a restaurant while you were logged in its network using your Google id? Or shared information about your trip to Goa with your friends on Google +? Or watched belly dance on YouTube? Or looked for Sunny Leone pictures on Google images?

New Zealand judge bails two of Megaupload accused

2012-01-26T16:54:00.002+05:30

New Zealand judge bails two of Megaupload accused, site owner Kim Dotcom remains in jail Two of the four people arrested in New Zealand on the Megaupload case have been released on bail, according to Stuff. Finn Batato, chief marketing officer at Megaupload, and Bram van der Kolk, programmer, have been granted bail at the North Shore District Court after their hearing yesterday. Judge David

Attacks resume against US Department of Justice

2012-01-26T09:19:00.003+05:30

The United States Department of Justice appears to be under attack for the second time since the popular Megaupload file sharing site was taken down. The group Anonymous appears to be carrying out this latest attack in protest against the Anti-Counterfeiting Trade Agreement (ACTA) In its Mega Song music video, which was released last month, Megaupload claimed the site had 1 billion users and

Ubuntu command line guide as your wallpaper

2012-01-24T10:32:00.002+05:30

I found this on ubuntugeek....

Wi-Fi Protected Setup (WPS) Vulnerable to Brute-Force Attack

2012-01-07T10:47:00.004+05:30

Wi-Fi Protected Setup (WPS) Vulnerable to Brute-Force Attack Systems Affected Most Wi-Fi access points that support Wi-Fi Protected Setup (WPS) are affected. Overview Wi-Fi Protected Setup (WPS) provides simplified mechanisms to configure secure wireless networks. The external registrar PIN exchange mechanism is susceptible to brute force attacks that could allow an attacker to

HowTo Install & Configure DHCP Server on Linux

2012-01-04T23:28:00.000+05:30

What is DHCP The Dynamic Host Configuration Protocol (DHCP) is a network configuration protocol for hosts on Internet Protocol (IP) networks. Computers that are connected to IP networks must be configured before they can communicate with other hosts. The most essential information needed is an IP address, and a default route and routing prefix. DHCP eliminates the manual task by a network

Configure Linux as DNS Client [resolv.conf]

2012-01-03T23:06:00.000+05:30

Local name resolution in linux is done using /etc/hosts file. To configure linux as a DNS client you need to modify /etc/resolv.conf file. /etc/resolv.conf This file contains the ip addresses of name server i.e. DNS server. To configure linux as a DNS client open /etc/resolv.conf in any text editor vi, vim, nano, gedit or anything you love. vi or vim is the most loved one but I personally

HowTo run a process in the background

2012-01-03T18:04:00.000+05:30

In Linux, a background process executes independently of the shell, leaving the terminal free for other work. To run a process in the background, include an & (an ampersand) at the end of the command you use to run the job. Following are some examples: To run the myprogram program, which will display the process identification number of the job, enter: myprogram & To check the status of

HowTo use wget with Username / Password for FTP / HTTP file download

2012-01-03T16:31:00.000+05:30

wget command supports username and password for both FTP and HTTP file download. Pass following option to wget command: --user=username: Your FTP/HTTP username --password=password : Your HTTP/FTP password These parameters can be overridden using the --ftp-user and --ftp-password options for FTP connections and the --http-user and --http-password options for HTTP connections.

Linux Search Engine

2011-12-24T18:03:00.002+05:30

A Linux Search Engine powered Google™ for linux users and developers. http://www.googlinux.com/

Holiday Traveling with Personal Internet-Enabled Devices

2011-11-07T16:27:00.002+05:30

The internet is at our fingertips with the widespread use of internet-enabled devices such as smart phones and tablets. When traveling and shopping anytime, and especially during the holidays, consider the wireless network you are using when you complete transactions on your device. Know the risks Your smart phone, tablet, or other device is a full-fledged computer. It is

How Steve Jobs spent his last days.

2011-10-09T09:12:00.002+05:30

Over the last few months, a steady stream of visitors to Palo Alto, California, called an old friend's home number and asked if he was well enough to entertain visitors, perhaps for the last time. In February, Steven Jobs had learned that, after years of fighting cancer, his time was becoming shorter. He quietly told a few acquaintances, and they, in turn, whispered to others. And so a

Steve Jobs: What we can learn

2011-10-07T21:38:00.002+05:30

Very early this morning my iPhone popped up the news that Steve Jobs passed away. Naturally, it was a shock, though not unexpected, as he was critically ill. I opened my iPad and spent the next hour reading more details. What was striking was the fact that most of us (several hundreds of millions like me) were reading Steve's demise on devices created by him. As President Obama pointed out

How to send more than 100 SMSes in a day

2011-10-02T13:21:00.001+05:30

If the telecom regulator's restriction allowing only 100 SMSes a day is ruining your late-night messaging spree with your friends (after all, you need each one of them), fret not. There are several options that offer a richer communication environment, unlimited messaging, and, are available for free. All you need is a smartphone, a free application and a basic data plan that can start

Avoid taking your laptop with sensitive info to China: Experts

2011-09-29T02:38:00.001+05:30

Going on a business trip to China? Take your passport and visiting cards but not your laptop loaded with sensitive corporate information as the sophisticated Chinese electronic surveillance systems may access them in a giffy, experts say. China's booming market beckons to American businesses as the Communist giant is the United States' second-largest trading partner. However, many are

Cyber underworld: How it works

2011-09-22T14:34:00.001+05:30

Development kits, IT support, outsourced development and tech updates are normally indicators of a mature, corporatised economy. These have, however, become best practices being adopted by the underground cyber world today. Cyber attacks are no longer mere statements or bragging tools. They have a clear agenda and targets and can siphon off huge amount of data or stall entire systems.

Android flaw: Hackers can take over your phone

2011-09-22T14:29:00.000+05:30

Google's Android operating system (OS) users beware, researchers have found two new vulnerabilities in the OS with one of them reportedly capable of gaining full access to your smartphone. According to researchers Jon Oberheide and Zach Lanier, the first flaw, which affects all Android devices regardless of OS version, allows the installation of applications without users' approval.

Fix for "perl: warning: Setting locale failed" in Ubuntu

2011-07-23T11:43:00.005+05:30

Suddenly my Ubuntu server started giving me the following warning after apt-get or dpkg, I found a fix for this. perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset), LC_CTYPE = "UTF-8", LANG = "en_IN" are supported and installed on your system. perl: warning: Falling back to the standard locale ("C"). just copy and

Understanding ISPs

2011-07-08T11:21:00.000+05:30

ISPs offer services like email and internet access. In addition to availability, you may want to consider other factors so that you find an ISP that supports all of your needs. What is an ISP? An ISP, or internet service provider, is a company that provides its customers access to the internet and other web services. In addition to maintaining a direct line to the internet, the company usually

Dealing with Cyberbullies

2011-06-03T12:28:00.000+05:30

Bullies are taking advantage of technology to intimidate and harass their victims. Dealing with cyberbullying can be difficult, but there are steps you can take. What is cyberbullying? Cyberbullying refers to practice of using technology to harass, or bully, someone else. Bullies used to be restricted to methods such as physical intimidation, postal mail, or the telephone. Now,

Sony Faces Another Hack Attack

2011-05-21T07:25:00.001+05:30

Another unit of Sony Corp. has come under attack from hackers — this time a mobile Internet service provider in Japan called So-net Entertainment Corp. So-net says that someone gained improper access to user accounts and successfully used so-called "So-net points" to obtain goods worth about $1,225. It said it discovered the activity late Wednesday after customer complaints and cut

Keeping Children Safe Online

2011-05-19T12:23:00.000+05:30

Children present unique security risks when they use a computer—not only do you have to keep them safe, you have to protect the data on your computer. By taking some simple steps, you can dramatically reduce the threats. What unique risks are associated with children? When a child is using your computer, normal safeguards and security practices may not be sufficient. Children

The story of linux, where is it today.

2011-05-06T14:09:00.000+05:30

CompizConfig Settings Manager

2011-05-06T11:09:00.002+05:30

CCSM, short for CompizConfig Settings Manager, is a configuration tool for Compiz Fusion. It is used to configure the many plugins included in Compiz and Compiz Fusion, as well as the use of various profiles and intergrating better with existing desktop settings. CCSM uses the CompizConfig compiz configuration system. Installing CCSM in ubuntu $ sudo apt-get update $ sudo apt-get install

Using Caution with USB Drives

2011-04-29T12:23:00.000+05:30

USB drives are popular for storing and transporting data, but some of the characteristics that make them convenient also introduce security risks. What security risks are associated with USB drives? Because USB drives, sometimes known as thumb drives, are small, readily available, inexpensive, and extremely portable, they are popular for storing and transporting files from one computer to

List of HTTP status codes

2011-04-28T14:33:00.000+05:30

1xx Informational Request received, continuing process. This class of status code indicates a provisional response, consisting only of the Status-Line and optional headers, and is terminated by an empty line. Since HTTP/1.0 did not define any 1xx status codes, servers must not send a 1xx response to an HTTP/1.0 client except under experimental conditions. 100 Continue This means that the server

Ubuntu Uncomplicated Firewall

2011-04-26T18:16:00.000+05:30

UFW - Uncomplicated Firewall The default firewall configuration tool for Ubuntu is ufw. Developed to ease iptables firewall configuration, ufw provides a user friendly way to create an IPv4 or IPv6 host-based firewall. By default UFW is disable. Gufw is a GUI that is available as a frontend. Basic Syntax and ExamplesSet Default RuleSetting the default mode of ufw is recommended before turning it

Browsers vulnerable to fraudulent SSL certificates

2011-03-24T10:37:00.000+05:30

Security researcher ioerror has discovered a suspected Certificate Authority compromise. This may allow an attacker to impersonate a high-value website by presenting a fraudulent SSL certificate which nonetheless satisfies a browser's validity checks: "A Certification Authority appeared to be compromised in some capacity, and the attacker issued themselves valid HTTPS certificates for high-value

Understanding Web Site Certificates

2011-02-19T12:26:00.000+05:30

You may have been exposed to web site, or host, certificates if you have ever clicked on the padlock in your browser or, when visiting a web site, have been presented with a dialog box claiming that there is an error with the name or date on the certificate. Understanding what these certificates are may help you protect your privacy. What are web site certificates? If an organization wants to

Debunking Some Common Myths

2011-02-18T10:14:00.002+05:30

There are some common myths that may influence your online security practices. Knowing the truth will allow you to make better decisions about how to protect yourself. How are these myths established? There is no one cause for these myths. They may have been formed because of a lack of information, an assumption, knowledge of a specific case that was then generalized, or some other source. As

Hosting multiple websites with apache

2011-01-16T10:55:00.000+05:30

A simple example which i use and works for me. mkdir /home/www/www.mysite.net mkdir /home/www/www.mysite.net/htdocs mkdir /home/www/www.mysite.net/cgi-bin mkdir /home/www/www.mysite.net/logs create a file /etc/apache2/sites-available/www.mysite.net with the following content ServerAdmin webmaster@example.com ServerName www.mysite.net ServerAlias

A simple recipe to create RAID5 under ubuntu

2011-01-12T13:30:00.000+05:30

Raid RAID, an acronym for Redundant Array of Independent Disks (formerly Redundant Array of Inexpensive Disks), is a technology that provides increased storage functions and reliability through redundancy. This is achieved by combining multiple disk drive components into a logical unit, where data is distributed across the drives in one of several ways called "RAID levels". This concept was first

Microsoft bigs up future edition of its ERP software

2011-01-11T09:25:00.000+05:30

Dynamics AX 6 ready to grind Microsoft plans to release a new version of its Dynamics AX ERP software in the third quarter of this year. The vendor said today that "AX 6" - as it's been dubbed - would come loaded with a "unique model-driven, layered architecture" to speed up software development and cut back on coding. All of which is an effort to improve maintenance and upgrade options for ISVs,

The New Linux: OpenStack aims for the heavens

2011-01-09T19:32:00.000+05:30

In late November, Mark Collier brought his OpenStack crusade to the Far East. Collier oversees community relations for the OpenStack project, an ambitious effort to create a completely open source ecosystem for building Amazon-like "infrastructure clouds". After the Thanksgiving holidays, he and his team flew to Beijing and then Tokyo for pow wows with independent developers and big-name outfits

Skype adds video calls to iPhone app

2010-12-31T10:28:00.001+05:30

Skype has released version 3.0 of its iPhone app, which adds video-calling capabilities to its internet-telephony tricks. Two-way video calls using Skype for the iPhone can be made over both Wi-Fi and 3G connections using an iOS 4.x-equipped iPhone 4, iPhone 3GS, and fourth-generation iPod touch – although the iPhone 3GS's lack of a front-facing camera and slower processor make calls using that

Missing Moments

2010-12-29T10:45:00.001+05:30

WikiLeaks.org back in the USA

2010-12-14T19:43:00.003+05:30

After being taken down two weeks ago, WikiLeaks.org is back up and running in the US. The restored site has been hosted by Silicon Valley Web Hosting since Friday night, but does not appear to be serving any of the leaked cables or other content that it used to hold. Instead, the site immediately redirects visitors to a WikiLeaks mirror hosted in Russia. Nonetheless, it is surprising to see

MasterCard goes down as Anonymous launch 2nd attack

2010-12-12T20:30:00.000+05:30

MasterCard.com has been taken down after a second distributed denial of service attack by Anonymous. The first attack occurred 3 days ago, after which Visa and PayPal were also successfully attacked. MasterCard's payment processing systems were affected during the first DDoS attack on Wednesday, with many consumers reporting that they were unable to pay for goods online. Businesses reported a

Moneybookers.com taken down by DDoS attacks

2010-12-11T09:02:00.000+05:30

Moneybookers.com is the latest site to be taken down by the ongoing WikiLeaks-related attacks. The attack was organised to start at 09:20 GMT on Friday, but did not appear to have any immediate impact; however, the site eventually succumbed shortly after 11:00. This latest attack was announced in advance on Operation Payback's Twitter stream. Moneybookers had previously collected WikiLeaks

Risks of File-Sharing Technology

2010-12-09T12:53:00.004+05:30

File-sharing technology is a popular way for users to exchange, or "share," files. However, using this technology makes you susceptible to risks such as infection, attack, or exposure of personal information. What is file sharing? File sharing involves using technology that allows internet users to share files that are housed on their individual computers. Peer-to-peer (P2P) applications, such as

Shopping Safely Online

2010-12-08T10:08:00.001+05:30

Online shopping has become a popular way to purchase items without the hassles of traffic and crowds. However, the internet has unique risks, so it is important to take steps to protect yourself when shopping online. Why do online shoppers have to take special precautions? The internet offers a convenience that is not available from any other shopping outlet. From the comfort of your home, you

Recovering from a Trojan Horse or Virus

2010-11-30T09:55:00.001+05:30

It can happen to anyone. Considering the vast number of viruses and Trojan horses traversing the Internet at any given moment, it’s amazing it doesn’t happen to everyone. Hindsight may dictate that you could have done a better job of protecting yourself, but that does little to help you out of your current predicament. Once you know that your machine is infected with a Trojan Horse or virus (or

Ubuntu is ‘not changing to a rolling release’

2010-11-25T10:18:00.000+05:30

Ubuntu’s Rick Spencer has issued a statement refuting the earlier claims reported by The Register that Ubuntu was to switch to ‘daily releases’.Posting the statement on his blog, Rick said: -“Ubuntu is not changing to a rolling release. We are confident that our customers, partners, and the FLOSS ecosystem are well served by our current release cadence.What the article was probably referring to

Ubuntu to become a rolling release distro

2010-11-24T09:30:00.000+05:30

The Register is reporting that Mark Shuttleworth has hinted that Ubuntu could be moving from its’ current six-month release schedule to something much ‘faster’. Shuttleworth is said to have told press: -“Today we have a six-month release cycle, in an internet-oriented world, we need to be able to release something every day. That’s an area we will put a lot of work into in the next five years.

Holiday Season Phishing Scams and Malware Campaigns

2010-11-19T08:20:00.001+05:30

Users to remain cautious when receiving unsolicited email messages that could be part of a potential phishing scam or malware campaign. These phishing scams and malware campaigns may include but are not limited to the following: electronic greeting cards that may contain malware requests for charitable contributions that may be phishing scams and may originate from illegitimate sources

Understanding Voice over Internet Protocol (VoIP)

2010-11-15T06:00:00.000+05:30

What is VoIP? Voice over Internet Protocol (VoIP) is a form of communication that allows you to make phone calls over a broadband internet connection instead of typical analog telephone lines. Basic VoIP access usually allows you to call others who are also receiving calls over the internet. Interconnected VoIP services also allow you to make and receive calls to and from traditional landline

Recognizing Fake Antiviruses

2010-11-13T08:34:00.000+05:30

What is fake antivirus? Fake antivirus is malicious software (malware) designed to steal information from unsuspecting users by mimicking legitimate security software. The malware makes numerous system modifications making it extremely difficult to terminate unauthorized activities and remove the program. It also causes realistic, interactive security warnings to be displayed to the computer user

How Anonymous Are You?

2010-09-17T17:42:00.000+05:30

You may think that you are anonymous as you browse websites, but pieces of information about you are always left behind. You can reduce the amount of information revealed about you by visiting legitimate sites, checking privacy policies, and minimizing the amount of personal information you provide. What information is collected? When you visit a website, a certain amount of information is

Understanding Bluetooth Technology

2010-09-09T17:21:00.001+05:30

Many electronic devices are now incorporating Bluetooth technology to allow wireless communication with other Bluetooth devices. Before using Bluetooth, it is important to understand what it is, what security risks it presents, and how to protect yourself. What is Bluetooth? Bluetooth is a technology that allows devices to communicate with each other without cables or wires. It is an electronics

Ubuntu 10.10 Beta Released

2010-09-03T09:34:00.000+05:30

A lot has changed in Ubuntu 10.10 since last months Alpha 3 release, and when I say ‘a lot’ i really mean a lot. Download links can be found at the bottom of this post, but before you scroll join us as we take a breezy visual tour of everything new and shiny in Ubuntu 10.10 Beta. The Look The theme The default theme in Ubuntu has been refined for Maverick, with softer gradients, new progress

Real-World Warnings Keep You Safe Online

2010-08-30T10:21:00.000+05:30

Many of the warning phrases you probably heard from your parents and teachers are also applicable to using computers and the internet. Why are these warnings important? Like the real world, technology and the internet present dangers as well as benefits. Equipment fails, attackers may target you, and mistakes and poor judgment happen. Just as you take precautions to protect yourself in the real

Guidelines for Publishing Information Online

2010-08-28T10:18:00.000+05:30

Remember that the internet is a public resource. Avoid putting anything online that you don't want the public to see or that you may want to retract. Why is it important to remember that the internet is public? Because the internet is so accessible and contains a wealth of information, it has become a popular resource for communicating, for researching topics, and for finding information about

Effectively Erasing Files

2010-07-15T10:08:00.001+05:30

Before selling or discarding an old computer, or throwing away a CD or DVD, you naturally make sure that you've copied all of the files you need. You've probably also attempted to delete your personal files so that other people aren't able to access them. However, unless you have taken the proper steps to make sure the hard drive, CD, or DVD is erased, people may still be able to resurrect those

Reviewing End-User License Agreements

2010-05-06T10:06:00.000+05:30

Before accepting an end-user license agreement, make sure you understand and are comfortable with the terms of the agreement. What is an end-user license agreement? An end-user license agreement (EULA) is a contract between you and the software's vendor or developer. Some software packages state that by simply removing the shrink-wrap on the package, you agree to the contract. However, you may be

Avoiding Copyright Infringement

2010-04-07T10:00:00.000+05:30

Although copyright may seem to be a purely legal issue, using unauthorized files could have security implications. To avoid prosecution and minimize the risks to your computer, make sure you have permission to use any copyrighted information, and only download authorized files. How does copyright infringement apply to the internet? Copyright infringement occurs when you use or distribute

Understanding Hidden Threats : Rootkits & Botnets

2010-04-02T09:55:00.000+05:30

Attackers are continually finding new ways to access computer systems. The use of hidden methods such as rootkits and botnets has increased, and you may be a victim without even realizing it. what are rootkits and botnets? A rootkit is a piece of software that can be installed and hidden on your computer without your knowledge. It may be included in a larger software package or installed by an

understanding email clients

2010-04-01T09:47:00.001+05:30

The main difference between email clients is the user interface. Regardless of which software you decide to use, follow good security practices when reading or sending email. How do email clients work? Every email address has two basic parts: the user name and the domain name. When you are sending email to someone else, your domain's server has to communicate with your recipient's domain server.

Understanding Cloud Computing

2010-03-30T22:33:00.001+05:30

A lot of people are talking about cloud computing but usually they don't really know what it is about. A simple analogy will be using Google Mail, YouTube or Facebook that you won't care about how many servers are running or how large the storage will be to store your mail, video, etc... Definition: Cloud computing is an umbrella term used to describe the use of computing services that are

Securing Wireless Networks

2010-03-12T10:02:00.002+05:30

Wireless networks are becoming increasingly popular, but they introduce additional security risks. If you have a wireless network, make sure to take appropriate precautions to protect your information. How do wireless networks work? As the name suggests, wireless networks, sometimes called WiFi, allow you to connect to the internet without relying on wires. If your home, office, airport, or

Understanding Your Computer: Web Browsers

2010-02-26T07:41:00.001+05:30

Web browsers allow you to navigate the internet. There are a variety of options available, so you can choose the one that best suits your needs. How do web browsers work? A web browser is an application that finds and displays web pages. It coordinates communication between your computer and the web server where a particular website "lives." When you open your browser and type in a web address

Understanding Your Computer: Operating Systems

2010-02-12T11:22:00.001+05:30

The operating system is the most fundamental program that runs on your computer. It serves as the basis for how everything else works. What is an operating system? An operating system (OS) is the main program on a computer. It performs a variety of functions, including determining what types of software you can install coordinating the applications running on the computer at any given time

Protecting Portable Devices: Physical Security

2009-12-04T10:16:00.001+05:30

Many computer users, especially those who travel for business, rely on laptops and PDAs because they are small and easily transported. But while these characteristics make them popular and convenient, they also make them an ideal target for thieves. Make sure to secure your portable devices to protect both the machine and the information it contains.What is at risk?Only you can determine what is

Recognizing and Avoiding Spyware

2009-11-20T13:29:00.001+05:30

Because of its popularity, the internet has become an ideal target for advertising. As a result, spyware, or adware, has become increasingly prevalent. When troubleshooting problems with your computer, you may discover that the source of the problem is spyware software that has been installed on your machine without your knowledge.What is spyware?Despite its name, the term "spyware" doesn't refer

Understanding Denial-of-Service Attacks

2009-11-05T10:52:00.000+05:30

You may have heard of denial-of-service attacks launched against websites, but you can also be a victim of these attacks. Denial-of-service attacks can be difficult to distinguish from common network activity, but there are some indications that an attack is in progress.What is a denial-of-service (DoS) attack?In a denial-of-service (DoS) attack, an attacker attempts to prevent legitimate users

Using Instant Messaging and Chat Rooms Safely

2009-09-30T10:31:00.001+05:30

Although they offer a convenient way to communicate with other people, there are dangers associated with tools that allow real-time communication.What are the differences between some of the tools used for real-time communication?Instant messaging (IM) - Commonly used for recreation, instant messaging is also becoming more widely used within corporations for communication between employees. IM,

Benefits of BCC

2009-08-14T11:30:00.001+05:30

Although in many situations it may be appropriate to list email recipients in the To: or CC: fields, sometimes using the BCC: field may be the most desirable option. What is BCC? BCC, which stands for blind carbon copy, allows you to hide recipients in email messages. Addresses in the To: field and the CC: (carbon copy) field appear in messages, but users cannot see addresses of

Reducing Spam

2009-07-30T11:55:00.001+05:30

Spam is a common, and often frustrating, side effect to having an email account. Although you will probably not be able to eliminate it, there are ways to reduce it. What is spam? Spam is the electronic version of "junk mail." The term spam refers to unsolicited, often unwanted, email messages. Spam does not necessarily contain viruses—valid messages from legitimate sources could

Understanding Hidden Threats: Rootkits and Botnets

2009-07-29T13:03:00.002+05:30

Attackers are continually finding new ways to access computer systems. The use of hidden methods such as rootkits and botnets has increased, and you may be a victim without even realizing it. What are rootkits and botnets? A rootkit is a piece of software that can be installed and hidden on your computer without your knowledge. It may be included in a larger

Microsoft Windows, Internet Explorer, and Active Template Library (ATL) Vulnerabilities

2009-07-29T12:44:00.001+05:30

Systems AffectedMicrosoft Windows and Windows ServerMicrosoft Internet ExplorerMicrosoft Visual Studio and C++ Redistributable PackageActiveX controls from multiple vendorsOverviewMicrosoft has released out-of-band updates to address critical vulnerabilities in Microsoft Internet Explorer running on most supported versions of Windows. The updates also help mitigate attacks against ActiveX

Installing vlc media player 1.0.0 in ubuntu

2009-07-24T11:37:00.000+05:30

Installing vlc media player 1.0.0 in ubuntu First edit /etc/apt/sources.list file gksudo gedit /etc/apt/sources.list add the following line For Jaunty Users (Ubuntu 9.04) deb http://ppa.launchpad.net/c-korn/vlc/ubuntu jaunty main For intrepid users (Ubuntu 8.10) deb http://ppa.launchpad.net/c-korn/vlc/ubuntu intrepid main Save and exit the file Install GPG key using the following command sudo

MySql: Plugin ‘InnoDB’ registration as a STORAGE ENGINE failed.

2009-07-22T14:11:00.002+05:30

When you see the following errors in your event log failing the Mysql Server 5.1.x to startPlugin 'InnoDB' init function returned error.Plugin 'InnoDB' registration as a STORAGE ENGINE failed.Unknown/unsupported table type: INNODBdelete "ib_logfile0" and "ib_logfile1" in the mysql data directory generally found inC:\Documents and Settings\All Users\Application Data\MySQL\MySQL Server 5.1\DataAnd

Nine new patches from Microsoft but leaves one hole open

2009-07-15T13:03:00.000+05:30

Microsoft has delivered six security updates to patch nine vulnerabilities. Although the patches fix two bugs now being used by hackers but leave one still open to exploit.Of the six bulletins, three patched some part of Windows, while the remainder plugged holes in Publisher, Internet Security and Acceleration Server (ISA), and Microsoft's virtualisation software. Six of the nine bugs were

How Does Ubuntu 9.04 Measure Up to Mac OS X?

2009-07-15T11:37:00.000+05:30

Bypassing Windows altogether, Mark Shuttleworth has stated that OS X is the operating system to beat. With Ubuntu’s 9.04 now in wide distribution, we look at how it stacks up with the competition. By Nathan Willis Bucking the historical trend of comparing desktop Linux with Windows, Ubuntu founder Mark Shuttleworth recently told journalist Bruce Byfield that he was looking to Mac OS X as

Oracle Updates for Multiple Vulnerabilities

2009-04-16T15:51:00.002+05:30

Systems Affected * Oracle Database 11g, version 11.1.0.6, 11.1.0.7 * Oracle Database 10g Release 2, versions 10.2.0.3, 10.2.0.4 * Oracle Database 10g, version 10.1.0.5 * Oracle Database 9i Release 2, versions 9.2.0.8, 9.2.0.8DV * Oracle Application Server 10g Release 2 (10.1.2), version 10.1.2.3.0 * Oracle Outside In SDK HTML Export 8.2.2, 8.3.0 * Oracle XML Publisher 5.6.2,

Slow connections to Mysql Server on Windows

2009-04-10T11:59:00.002+05:30

PROBLEMYou may experience connection delays when you try to connect remotely to a mysql server installed on Windows 2000 or above. When you try to connect from the computer MySQL is hosted on, it connects to the server very quickly (through the mysql dos client), but when you try to remotely connect , it would take quite a while to connect.REASONWhen a new client connects to MYSQL, mysql spawns a

A new free antivirus for Unix/Linux platform - BitDefender Antivirus Scanner for Unices

2009-04-08T11:10:00.002+05:30

Today I’d like to introduce to you all a brand new antivirus for Unix/Linux platform from a famous company, BitDefender. A couple of days ago, BitDefender introduced a new antivirus for Unix/Linux OS called BitDefender Antivirus Scanner for Unices (you can take a look, and get more information from BitDefender website). Just because you use Linux, it doesn’t mean your computer doesn’t have

Bought A New MacBook White

2009-03-31T11:05:00.002+05:30

Hi Friends,I just bought a new macbook white, it has amazing looks and performance. You can have a look at detailed features at http://www.apple.com/macbook/white/features.html

Conficker Worm Targets Microsoft Windows Systems - Update I

2009-03-31T10:58:00.002+05:30

Home users can apply a simple test for the presence of a Conficker/Downadup infection on their home computers. The presence of a Conficker/Downadup infection may be detected if a user is unable to surf to their security solution website or if they are unable to connect to the websites, by downloading detection/removal tools available free from those sites: http://www.symantec.com/norton/

Conficker Worm Targets Microsoft Windows Systems

2009-03-30T12:35:00.004+05:30

The presence of a Conficker infection may be detected if a user is unable to surf to the following websites:http://www.symantec.com/norton/theme.jsp?themeid=conficker_worm&inid=us_ghp_link_conficker_wormhttp://www.mcafee.comIf a user is unable to reach either of these websites, a Conficker infection may be indicated (the most current variant of Conficker interferes with queries for these sites

Ubuntu Package management Using dpkg

2009-03-17T11:03:00.004+05:30

Dpkg is the Ubuntu package manager dpkg is a medium-level tool to install, build, remove and manage Ubuntu packages. The primary and more user-friendly front-end for dpkg is dselect. dpkg itself is controlled entirely via command line parameters, which consist of exactly one action and zero or more options. The action-parameter tells dpkg what to do and options control the behavior of the action

Ankit Fadia - The Real Picture

2009-02-25T12:24:00.001+05:30

Hi,This message was sent by Prabhat to fsf-friends. To keep you informed:"Dear All,Yesterday (03-04-2006)I attended a seminar by a so-called "Hacking Guru" Ankit Fadia, at DAVV, Indore (MP) auditorium. I just want to share my feelings with you.The Seminar was a complete failure, though it was attended by about well over 100 people, but was a complete disaster.The very first thing by which I was

Assign A Static IP Address In Ubuntu

2009-02-21T12:08:00.000+05:30

Back up the /etc/network/interfaces file by typing this command in a terminal window: sudo cp /etc/network/interfaces /etc/network/interfaces`date +%b-%d-%Y~%T` This will create a backup copy of the interfaces file with the current date and time added to the name. Open the interfaces file in an editor by typing one of these commands: GNOME users Type this command in a terminal

Things You Can Do With GRUB

2009-02-14T10:59:00.005+05:30

Back up GRUB Back up your /boot/grub/menu.lst file any time you are going to be altering any of its settings! This command will make a copy of the file, adding the current date and time to the backed up file's name. Open a terminal window and type:sudo cp /boot/grub/menu.lst /boot/grub/menu.lst.`date +%b-%d-%Y~%T`Boot into recovery mode When you boot the machine, it will do one of two things:

Microsoft Windows Does Not Disable AutoRun Properly

2009-01-21T12:58:00.002+05:30

Overview Disabling AutoRun on Microsoft Windows systems can help prevent the spread of malicious code. However, Microsoft's guidelines for disabling AutoRun are not fully effective, which could be considered a vulnerability.Description Microsoft Windows includes an AutoRun feature, which can automatically run code when removable devices are connected to the computer. AutoRun (and the closely

Video Of The Day

2008-12-23T21:47:00.001+05:30

Notice:The content shown in this video come directly from youtube.com, the content may be objectionable to somebody, for which i am not responsible in any way. Watch the latest videos on YouTube.com

Discuss About Your Network Security Experience

2008-12-14T09:14:00.002+05:30

Hi,Just post a comment about your problems regarding your Network Security Experience during your job, in the field, at the client site, etc..... A team of highly qualified and experienced network and security professionals will reply you to help get thru the problem.Thanks--

Patching Kernel with RTAI

2008-12-12T21:35:00.009+05:30

What is RTAI?RTAI - the RealTime Application Interface for Linux - which lets you write applications with strict timing constraints for your favourite operating system.First download the linux kernel source from www.kernel.org. I used the linux-2.6.24.tar.bz2 as this was tested on Ubuntu 8.04 which already comes with 2.6.24. DONOT use the kernel source from the ubuntu repository. Download RTAI

Quick & effective ways to tighten the security of a Cisco router, along with some important general principles for maintaining good router security.

2008-08-09T12:44:00.005+05:30

This guide is an abstract of to the NSA/SNAC Router Security Configuration Guide. It describes quick but effective ways to tighten the security of a Cisco router, along with some important general principles for maintaining good router security. Router Access Shut down unneeded servers on the router

TCP vs. UDP

2008-07-02T14:35:00.001+05:30

TCP (Transmission Control Protocol) is one of the core protocols of the Internet protocol suite. TCP provides reliable, in-order delivery of a stream of bytes, making it suitable for applications like file transfer and e-mail. It is so important in the Internet protocol suite that sometimes the entire suite is referred to as "TCP/IP." TCP manages a large fraction of the individual conversations

List of IP protocol numbers

2008-07-01T14:50:00.000+05:30

0 - HOPOPT IPv6 Hop-by-Hop Option1 - ICMP Internet Control Message Protocol2 - IGMP Internet Group Management Protocol3 - GGP Gateway-to-Gateway Protocol4 - IP IP in IP (encapsulation)5 - ST Internet Stream Protocol6 - TCP Transmission Control Protocol7 - CBT CBT8 - EGP Exterior

List of TCP/UDP Ports

2008-06-29T13:59:00.000+05:30

The port numbers are divided into three ranges The Well Known Ports are those in the range 0–1023. The Registered Ports are those in the range 1024–49151.The Dynamic and/or Private Ports are those in the range 49152–65535. Randomly chosen port numbers out of this range are called ephemeral ports. These ports are not permanently assigned to any publicly defined application.Well Known Ports: 0–